20102222202002 has 16 divisors (see below), whose sum is σ = 30341759774040. Its totient is φ = 9988421347968.

The previous prime is 20102222201981. The next prime is 20102222202077. The reversal of 20102222202002 is 20020222220102.

It can be written as a sum of positive squares in 4 ways, for example, as 19734660101641 + 367562100361 = 4442371^2 + 606269^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29429477 + ... + 30104792.

Almost surely, 2^{20102222202002} is an apocalyptic number.

20102222202002 is a deficient number, since it is larger than the sum of its proper divisors (10239537572038).

20102222202002 is a wasteful number, since it uses less digits than its factorization.

20102222202002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59535325.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 20102222202002 its reverse (20020222220102), we get a palindrome (40122444422104).

The spelling of 20102222202002 in words is "twenty trillion, one hundred two billion, two hundred twenty-two million, two hundred two thousand, two".